1. The study of everything beyond Earth!
Astronomy
The study of everything beyond Earth!

2. Order of the Universe
From Largest
To Smallest

3. Universe All of space and what is found in it.
Full of 100 billion galaxies with 100 billion stars each.

4. Super Cluster
Cluster of clusters of galaxies, which include the local group.
Largest gravitational bound system so far.
Ours=Local Super Cluster

5. Cluster
A small group of galaxies. They are held together by gravity and orbit each other.
Ours = Local Group
Milky Way Galaxy and its 34 closest neighbors. “Local” means the galaxies are within a region 3 million light years across.

6. Galaxy
A vast collection of dust , gas, and stars held together by gravity.
Ours =
Milky Way

7. Sun’s Neighbors The sun and its 20 closest neighboring stars.
Some of Ours =
Proxima
Centauri; Aplha Centauri

8. Solar System A group of satellites revolving around a star. Ours =
The sun and its collection of 8 planets.

9. Star
A hot, bubbling, glowing ball of gas. It radiates a huge amount of energy in forms of light and heat.
Ours = The Sun

10. Planet
An object that revolves around a star.
Ours = The Earth

11. Natural Satellite An object that revolves around a planet Ours =
The Moon;
Diana

12. What is the order? (Largest to Smallest)
U___________
S___________ C__________
C ___________
G___________
S___________ N___________
S___________ S___________
S___________
P___________
N___________ S___________

13. Order of the Universe Universe Super Cluster Cluster Galaxy
Sun’s Neighbors
Solar System
Star
Planet
Natural Satellite

14. Our Place in the Universe
Local Super Cluster
Local Group
Milky Way
Sun’s Neighbors
Solar System
Sun
Earth
Moon/ Diana